Pound-inches to Newton metres
Type a value in Pound-inches and get the result in Newton metres, calculated exactly.
100 Pound-inches ≈ 11.2984829 Newton metres
Precision
Exact factorRounded for display to about 10 significant digits.
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Formula
N·m = lbf·in × 0.112984829028
To convert Pound-inches to Newton metres, multiply the value by 0.112984829028.
Worked examples
- 1 lbf·in × 0.112984829028 ≈ 0.112984829 N·m
- 100 lbf·in × 0.112984829028 ≈ 11.2984829 N·m
- 50 lbf·in × 0.112984829028 ≈ 5.649241451 N·m
This factor is exact by definition.
Conversion table
| Pound-inches (lbf·in) | Newton metres (N·m) |
|---|---|
| 1 | ≈ 0.1129848 |
| 2 | ≈ 0.2259697 |
| 3 | ≈ 0.3389545 |
| 4 | ≈ 0.4519393 |
| 5 | ≈ 0.5649241 |
| 6 | ≈ 0.677909 |
| 7 | ≈ 0.7908938 |
| 8 | ≈ 0.9038786 |
| 9 | ≈ 1.016863 |
| 10 | ≈ 1.129848 |
| 15 | ≈ 1.694772 |
| 20 | ≈ 2.259697 |
| 25 | ≈ 2.824621 |
| 30 | ≈ 3.389545 |
| 40 | ≈ 4.519393 |
| 50 | ≈ 5.649241 |
| 60 | ≈ 6.77909 |
| 70 | ≈ 7.908938 |
| 75 | ≈ 8.473862 |
| 80 | ≈ 9.038786 |
| 90 | ≈ 10.16863 |
| 100 | ≈ 11.29848 |
Values marked ≈ are rounded; the rest are exact.
Reverse table: Newton metres to Pound-inches
| Newton metres (N·m) | Pound-inches (lbf·in) |
|---|---|
| 1 | ≈ 8.850746 |
| 2 | ≈ 17.70149 |
| 3 | ≈ 26.55224 |
| 4 | ≈ 35.40298 |
| 5 | ≈ 44.25373 |
| 6 | ≈ 53.10447 |
| 7 | ≈ 61.95522 |
| 8 | ≈ 70.80597 |
| 9 | ≈ 79.65671 |
| 10 | ≈ 88.50746 |
| 15 | ≈ 132.7612 |
| 20 | ≈ 177.0149 |
| 25 | ≈ 221.2686 |
| 30 | ≈ 265.5224 |
| 40 | ≈ 354.0298 |
| 50 | ≈ 442.5373 |
| 60 | ≈ 531.0447 |
| 70 | ≈ 619.5522 |
| 75 | ≈ 663.8059 |
| 80 | ≈ 708.0597 |
| 90 | ≈ 796.5671 |
| 100 | ≈ 885.0746 |
Unit definitions
- Pound-inches lbf·in
- One pound-force at one inch: exactly 0.1129848290276167 N·m.
- Newton metres N·m
- The SI unit of torque: one newton at a distance of one metre.
Questions people ask
Pound-inches to Newton metres: what is the conversion factor?
One lbf·in is ≈ 0.112984829 N·m.
How do I convert Pound-inches to Newton metres?
Use the formula above. For example, 100 lbf·in = ≈ 11.2984829 N·m.
Is the conversion exact?
Yes. Both units have exact definitions, so the factor is exact; a result is only rounded when its decimals never end.
Factors checked 19 October 2026.